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Lets know the correct meaning of the technical terms:

Active population

The set of people that constitute the workforce available for the production of goods and services.

Average age

It is the average of the ages of all the people of a population.

Baby boomers

They are the people born during the birth boom that occurred after the Second World War. In the USA the boom took place between 1946 and 1964. In Spain it was later (1958-1977).

Birth rate

Quotient between the number of births in a year and the average population of that year multiplied by 1000 (rates expressed in thousands per thousand).

Born alive

From a statistical point of view is the one born with life regardless of whether you can die in the first 24 hours.


A human group that has lived a certain fact in the same period of time.

Demographic aging

It is a process that causes a relative increase in people aged 65 and over in a population as a whole. It begins to speak of aging from a percentage of 10%.


It is a discipline that studies human populations, their size, their dynamics, their evolution, their structure and some other characteristics.

Dependency rate

The ratio between young people (10-14) and old people (65 and over) who have not joined the labor market or who have left it and those who are at active ages (15 -64 years). This rate can be broken down into two. Youth dependency ratio, which is the ratio between young people and adults who are of active age and the rate of old dependence or relationship between the elderly and adults.

Employed population

Assets that have a job.


It is the number of children that you have.


It is the ability to have children.

Fertility at replacement level

It occurs when women have an average of enough children to renew the generations. In advanced societies with very low infant mortality rates, the number is 2.1 children per woman. In developing countries with higher levels of infant mortality, the figure is a little higher.


A cohort made up of people born in the same period of time (normally one year).

Generational diversity (management)

It is the set of provisions aimed at ensuring the balance and relationships of different generations within companies or other organizations.

Infant Mortality

Volume of deaths of children under one year of age in a given year per 1,000 live births in that year.

Life expectancy at birth

The number of years that a person can wait to live at the time of birth if mortality conditions remain unchanged. You can also calculate the life expectancy at any age.

Life expectancy in good health

It is the number of years that a person can expect to live without suffering from illness or disability.


The maximum age that a person can reach. So far the statistical record proved was that of the French Jeanne Calment who lived 122 years, 5 months and 14 days.

Median age

It is the age that divides a population into two groups numerically identical.


Also called generation and, They are people born from the early 80s to the mid 90s. They are a generation fully immersed in the digital era.

Mortality rate

Ratio between the number of deaths in a year and the average population of that year multiplied by 1,000.

Natural growth

It is the difference between the births and deaths of a population during a certain period of time, normally a calendar year.

Population projection

Calculation of changes in the volume and composition of a population based on assumptions about the evolution of birth, mortality and migration.

Population pyramid

A special bar graph that represents the structure of a population by age and sex.

Real growth

The increase or decrease of a population in a given period, taking into account the balance between births and deaths and between emigrants and immigrants.

Unemployed or unemployed population

Assets that do not have a job but are looking for it or the expectation of some.

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